28687890

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{1129}}^1$

素因数の和:1168

約数の個数: 96

約数和(自身を含む): 86567040

約数和(自身を除く): 57879150

約数列:

[1, 2, 3, 5, 6, 7, 10, 11, 14, 15, 21, 22, 30, 33, 35, 42, 55, 66, 70, 77, 105, 110, 121, 154, 165, 210, 231, 242, 330, 363, 385, 462, 605, 726, 770, 847, 1129, 1155, 1210, 1694, 1815, 2258, 2310, 2541, 3387, 3630, 4235, 5082, 5645, 6774, 7903, 8470, 11290, 12419, 12705, 15806, 16935, 23709, 24838, 25410, 33870, 37257, 39515, 47418, 62095, 74514, 79030, 86933, 118545, 124190, 136609, 173866, 186285, 237090, 260799, 273218, 372570, 409827, 434665, 521598, 683045, 819654, 869330, 956263, 1303995, 1366090, 1912526, 2049135, 2607990, 2868789, 4098270, 4781315, 5737578, 9562630, 14343945, 28687890]

約数ペア:

[(1, 28687890), (2, 14343945), (3, 9562630), (5, 5737578), (6, 4781315), (7, 4098270), (10, 2868789), (11, 2607990), (14, 2049135), (15, 1912526), (21, 1366090), (22, 1303995), (30, 956263), (33, 869330), (35, 819654), (42, 683045), (55, 521598), (66, 434665), (70, 409827), (77, 372570), (105, 273218), (110, 260799), (121, 237090), (154, 186285), (165, 173866), (210, 136609), (231, 124190), (242, 118545), (330, 86933), (363, 79030), (385, 74514), (462, 62095), (605, 47418), (726, 39515), (770, 37257), (847, 33870), (1129, 25410), (1155, 24838), (1210, 23709), (1694, 16935), (1815, 15806), (2258, 12705), (2310, 12419), (2541, 11290), (3387, 8470), (3630, 7903), (4235, 6774), (5082, 5645)]